DS1244Y-70 Maxim Integrated Products, DS1244Y-70 Datasheet - Page 13
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DS1244Y-70
Manufacturer Part Number
DS1244Y-70
Description
Real Time Clock
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1244Y-70.pdf
(19 pages)
Specifications of DS1244Y-70
Function
Clock, Calendar, NV SRAM Control
Rtc Memory Size
32768 B
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4.5 V
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Rtc Bus Interface
Phantom Clock, Parallel
Package / Case
EMOD
Time Format
HH:MM:SS:hh
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1244Y-70
Manufacturer:
DALLAS
Quantity:
5 510
Company:
Part Number:
DS1244Y-70
Manufacturer:
MAXIM
Quantity:
5 510
Company:
Part Number:
DS1244Y-70+
Manufacturer:
Maxim
Quantity:
108
Company:
Part Number:
DS1244Y-70+
Manufacturer:
ADI
Quantity:
849
Company:
Part Number:
DS1244Y-70IND
Manufacturer:
SANYO
Quantity:
76
POWER-DOWN/POWER-UP TIMING
V
V
V
V
Expected Data Retention Time
Warning: Under no circumstances are negative undershoots, of any amplitude, allowed when
device is in battery-backup mode.
CE
CE
CC
PF(MIN)
CC
PF(MIN)
at V
at V
Slew from V
Slew from V
(
(
IH
IH
PARAMETER
CE
CE
PARAMETER
before Power-Down
after Power-Up
at V
at V
IH
IH
PF(MAX)
PF(MAX)
)
)
to
to
SYMBOL
SYMBOL
t
t
t
REC
t
t
DR
PD
R
F
MIN
MIN
300
13 of 19
1.5
10
0
0
TYP
TYP
Over the operating range (3.3V)
MAX
MAX
2.5
UNITS
UNITS
years
ms
s
s
s
(T
A
= +25°C)
NOTES
NOTES
9